@charset "utf-8";

@font-face {
	font-family:'DSEG7';
	src:url('../fonts/dseg/DSEG7Classic-Bold.woff2') format('woff2');
	font-weight:normal;
	font-style:normal;
	font-display:block;
}

:root {
	--bg:#0d0f12;
	--panel:#15181d;
	--panel-hover:#1b1f26;
	--line:#262b33;
	--text:#e7eaee;
	--muted:#8a929e;
	--seg:#3ef08a;
}

*, *::before, *::after	{	box-sizing:border-box; }

html, body 				{	margin:0; padding:0; }

body {
	background:var(--bg);
	color:var(--text);
	font-family:'Space Grotesk', system-ui, sans-serif;
	font-size:16px;
	line-height:1.5;
	min-height:100vh;
	padding:0 16px;
	-webkit-font-smoothing:antialiased;
}

main, .masthead, footer {
	max-width:1100px;
	margin:0 auto;
}


/* Header */

.masthead {
	padding:28px 0 8px;
	display:flex;
	align-items:center;
	justify-content:space-between;
	gap:14px;
}

.masthead h1 {
	margin:0;
	font-size:22px;
	font-weight:700;
	letter-spacing:0.02em;
	white-space:nowrap;
}

.tagline {
	margin:0;
	color:var(--muted);
	font-size:14px;
}

.hide {
	display:none !important;
}

.tools {
	display:flex;
	gap:8px;
	flex:0 1 330px;
	min-width:0;
}


/* Converter */

.converter {
	display:flex;
	align-items:center;
	flex:1;
	min-width:0;
	height:40px;
	margin:0;
	background:var(--panel);
	border:1px solid var(--line);
	border-radius:10px;
	transition:border-color 0.15s;
}

.converter:focus-within {
	border-color:#3a414c;
}

.converter.invalid {
	border-color:#a8454b;
}

.conv_from {
	-webkit-appearance:none;
	-moz-appearance:none;
	appearance:none;
	height:100%;
	padding:0 22px 0 12px;
	background:transparent url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%238a929e' stroke-width='1.5'/%3E%3C/svg%3E") no-repeat right 8px center / 9px;
	border:0;
	border-right:1px solid var(--line);
	border-radius:10px 0 0 10px;
	color:var(--muted);
	font:700 12px 'Space Grotesk', system-ui, sans-serif;
	letter-spacing:0.06em;
	text-transform:uppercase;
	cursor:pointer;
	outline:none;
}

.conv_from option {
	background:var(--panel);
	color:var(--text);
}

.conv_input {
	flex:1;
	min-width:0;
	height:100%;
	padding:0 10px;
	background:transparent;
	border:0;
	color:var(--text);
	font:500 15px 'Space Grotesk', system-ui, sans-serif;
	font-variant-numeric:tabular-nums;
	outline:none;
}

.conv_input::placeholder {
	color:#5a626e;
}

.conv_clear {
	display:none;
	width:30px;
	height:30px;
	margin-right:4px;
	padding:0;
	background:none;
	border:0;
	border-radius:7px;
	color:var(--muted);
	font-size:20px;
	line-height:1;
	cursor:pointer;
}

.conv_clear:hover {
	background:var(--line);
	color:var(--text);
}

.converter.has_value .conv_clear {
	display:block;
}


/* View toggle */

.view_toggle {
	flex:none;
	display:flex;
	align-items:center;
	justify-content:center;
	width:40px;
	height:40px;
	padding:0;
	background:var(--panel);
	border:1px solid var(--line);
	border-radius:10px;
	color:var(--muted);
	cursor:pointer;
	transition:color 0.15s, background 0.15s;
}

.view_toggle:hover {
	background:var(--panel-hover);
	color:var(--text);
}

.view_toggle svg {
	width:20px;
	height:20px;
	fill:none;
	stroke:currentColor;
	stroke-width:2;
	stroke-linecap:round;
}

.seg_icon {
	font:11px 'DSEG7', monospace;
}


/* Segment displays */

.display {
	position:relative;
	display:block;
	font-family:'DSEG7', monospace;
	line-height:1;
	white-space:nowrap;
	text-align:center;
}

.display .ghost {
	color:var(--seg);
	opacity:0.07;
}

.display .lit {
	position:absolute;
	inset:0;
	color:var(--seg);
	text-shadow:0 0 0.18em color-mix(in srgb, var(--seg) 55%, transparent);
}


/* Hero */

.hero {
	container-type:inline-size;
	margin-top:16px;
	padding:28px 28px 22px;
	background:radial-gradient(120% 140% at 50% 0%, color-mix(in srgb, var(--seg) 8%, var(--panel)), var(--panel) 60%);
	border:1px solid var(--line);
	border-radius:18px;
	transition:background 0.4s;
}

.hero_head, .hero_foot {
	display:flex;
	justify-content:space-between;
	align-items:baseline;
	gap:12px;
	flex-wrap:wrap;
	color:var(--muted);
	font-size:14px;
}

.hero_name {
	color:var(--seg);
	font-weight:700;
	font-size:18px;
	letter-spacing:0.04em;
	text-transform:uppercase;
}

.hero_display {
	font-size:11cqi;
	margin:28px 0 30px;
}

.status {
	margin-right:auto;
	display:flex;
	align-items:center;
	gap:6px;
	font-size:12px;
	letter-spacing:0.06em;
	text-transform:uppercase;
}

.status::before {
	content:'';
	width:7px;
	height:7px;
	border-radius:50%;
	background:var(--seg);
	animation:pulse 2s ease-in-out infinite;
}

.frozen .status {
	color:var(--text);
}

.frozen .status::before {
	background:transparent;
	box-shadow:inset 0 0 0 1.5px var(--seg);
	animation:none;
}

.frozen .hero {
	border-style:dashed;
	border-color:color-mix(in srgb, var(--seg) 40%, var(--line));
}

@keyframes pulse {
	0%, 100% { opacity:1; }
	50% { opacity:0.25; }
}

@media (prefers-reduced-motion:reduce) {
	.status::before { animation:none; }
}


/* Analog faces */

.dial {
	display:none;
}

.analog .dial {
	display:block;
}

.dial svg {
	display:block;
	width:100%;
	height:auto;
	overflow:visible;
}

.dial .face {
	fill:color-mix(in srgb, var(--seg) 4%, transparent);
	stroke:var(--line);
	stroke-width:2;
}

.dial .major {
	stroke:#4a515c;
	stroke-width:3;
	stroke-linecap:round;
}

.dial .minor {
	stroke:var(--line);
	stroke-width:1.5;
}

.dial .zero {
	stroke:var(--seg);
	fill:var(--seg);
}

.dial .num {
	fill:var(--muted);
	font:500 13px 'Space Grotesk', system-ui, sans-serif;
	text-anchor:middle;
	dominant-baseline:central;
}

.dial .num.zero {
	stroke:none;
	fill:var(--seg);
}

.dial .hand line {
	stroke:var(--text);
	stroke-linecap:round;
}

.dial .hand_0 line { stroke-width:6; }
.dial .hand_1 line { stroke-width:4; }

.dial .sweep line {
	stroke:var(--seg);
	stroke-width:2;
	filter:drop-shadow(0 0 3px var(--seg));
}

.dial .pin {
	fill:var(--seg);
}

.hero_dial {
	width:min(62cqi, 52vh);
	margin:26px auto 4px;
}

.analog .hero_display {
	font-size:6cqi;
	margin:16px 0 24px;
}

.day_bar {
	position:relative;
	height:8px;
	border-radius:4px;
	background:var(--line);
	overflow:hidden;
}

.day_fill {
	height:100%;
	background:var(--seg);
	box-shadow:0 0 12px var(--seg);
}

.day_ticks span {
	position:absolute;
	top:0;
	bottom:0;
	width:2px;
	margin-left:-1px;
	background:var(--bg);
	opacity:0.6;
}

.hero_foot {
	margin-top:10px;
	font-variant-numeric:tabular-nums;
}


/* Cards */

.cards {
	display:grid;
	grid-template-columns:repeat(auto-fill, minmax(min(100%, 300px), 1fr));
	gap:14px;
	margin-top:14px;
}

.card {
	container-type:inline-size;
	display:flex;
	flex-direction:column;
	gap:4px;
	padding:16px 18px;
	background:var(--panel);
	border:1px solid var(--line);
	border-radius:14px;
	color:var(--text);
	font:inherit;
	text-align:left;
	cursor:pointer;
	transition:background 0.15s, border-color 0.15s, transform 0.15s;
}

.card:hover {
	background:var(--panel-hover);
	transform:translateY(-1px);
}

.card:focus-visible {
	outline:2px solid var(--seg);
	outline-offset:2px;
}

.card.active {
	border-color:color-mix(in srgb, var(--seg) 55%, var(--line));
}

.card_name {
	color:var(--seg);
	font-weight:700;
	font-size:13px;
	letter-spacing:0.06em;
	text-transform:uppercase;
}

.card .display {
	font-size:10cqi;
	margin:14px 0 12px;
}

.card_rule {
	font-size:14px;
}

.card_tick {
	color:var(--muted);
	font-size:13px;
}

.analog .card {
	display:grid;
	grid-template-columns:96px 1fr;
	column-gap:16px;
	row-gap:2px;
	align-content:center;
}

.analog .card > * {
	grid-column:2;
}

.analog .card .dial {
	grid-column:1;
	grid-row:1 / span 4;
	align-self:center;
}

.analog .card .display {
	font-size:6cqi;
	margin:6px 0;
	text-align:left;
}


/* About */

.about {
	max-width:640px;
	margin:48px auto 0;
	color:var(--muted);
}

.about h2 {
	color:var(--text);
	font-size:18px;
	margin:0 0 8px;
}

.about b, .about em {
	color:var(--text);
}

.hint {
	font-size:14px;
}

footer {
	padding:40px 0 28px;
	color:#4a515c;
	font-size:12px;
	text-align:center;
}


@media (max-width:600px) {
	.masthead { padding-top:18px; gap:10px; }
	.masthead h1 { font-size:19px; }
	.hero { padding:20px 16px 16px; }
	.hero_display { margin:20px 0 22px; }
	.hero_dial { width:min(78cqi, 46vh); }
	.analog .hero_display { font-size:8cqi; }
}